[NaCl SDK] nacl_io: Fix real_node when dealing with a windows terminal

native_client_sdk/src/libraries/nacl_io/dir_node.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "nacl_io/dir_node.h"
 
 #include <errno.h>
 #include <string.h>
 
 #include "nacl_io/log.h"
@@ skipping 74 matching lines @@
 
   if (name.length() >= MEMBER_SIZE(dirent, d_name)) {
     LOG_ERROR("Child name is too long: %" PRIuS " >= %" PRIuS,
               name.length(),
               MEMBER_SIZE(dirent, d_name));
     return ENAMETOOLONG;
   }
 
   NodeMap_t::iterator it = map_.find(name);
   if (it != map_.end()) {
-    LOG_TRACE("Can't add child \"%s\", it already exists.", name);
+    LOG_TRACE("Can't add child \"%s\", it already exists.", name.c_str());
     return EEXIST;
   }
 
   node->Link();
   map_[name] = node;
   ClearCache_Locked();
   return 0;
 }
 
 Error DirNode::RemoveChild(const std::string& name) {
@@ skipping 38 matching lines @@
 
   cache_built_ = true;
 }
 
 void DirNode::ClearCache_Locked() {
   cache_built_ = false;
   cache_.Reset();
 }
 
 }  // namespace nacl_io